Joint Annual Meeting

DENVER, COLOADO — Faculty and students from the Department of Animal Science attended the Joint Annual Meeting of the American Dairy Science Association, Poultry Science Association, Asociacion Mexicana de Produccion Animal, Canadian Society of Animal Science, Western Section of the American Society of Animal Science, and American Society of Animal Science held in Denver, Colorado July 11-15, 2010. Many faculty and graduate students presented their research during poster and oral sessions.

Those presenting and their abstract titles include:

Statistical variation in predicting dry matter intake of Brahman bulls using the n-alkane technique. A.D Aguiar, L.O. Tedeschi, F.M. Rouquette, T.D.A. Forbes, C.M. Hensarling, and R.D Randel.

A comparison of anatomical and compositional differences of residual feed intake (RFI)-indexed Brahman bulls under grazing conditions. T.D.A. Forbes, F.M. Rouquette, L.O. Tedeschi, R.D. Randel, and F.R.B. Ribeiro

Predicting ME and metabolizable protein (MP) balances of Santa Gertrudis cows under grazing conditions using a nutrition model. A.D. Aguiar, L.O. Tedeschi, K. McCuistion, D.S. DeLaney, and S. Moore.

Milk yield and composition from dairy ewes fed two sources of lipid supplements associated or not with conjugated linoleic acid (CLA). M. Baldin, R.Dresch, J. Souza, E.C. Sandri, F. Batistel, E. Ticiani, A. Panzera, L.O. Tedeschi, M.A.S. Gama, D. Fernandes, and D.E. Oliveria.

Comparison of Rambouillet sheep with Australian Merino F1 crosses. C.J. Lupton, F.A. Pfeiffer, W.S. Ramsey, M.W. Salisbury, D.F. Waldron, J.W. Walker, and T.D. Willingham.

Effects of substituting distillers dried grains for cottonseed meal and milo on wool and carcass characteristics in lamb finishing diets. T.R. Whitney, A.E. Lee, M.G. Williamson, C.D. Swening, and R.L. Noland.

Effect of maturity and nitrogen fertilization on bahiagrass production and nutritive value. N.M. Kenney, J.E. Sawyer, R.O. Dittmar III, and T.A. Wickersham.

Effect of dietary energy manipulation on mares and their foals: Performance and hormones of maries in late gestation. K.N. Winsco, J.A. Coverdale, and C.J. Hammer.

Dietary supplementation of L-glutamine and L-glutamate to newly hatched broiler chickens. Y. Zhao, P.R. Ferket, G. Wu, K. Nakagawa, and S.W. Kim.

Use of dried distillers grains throughout a beef production system: 1. Stocker phase. E.K. Buttrey, F.T. McCollum III, J.C. MacDonald, and K.H. Jenkins.

Use of dried distillers grains throughout a beef production system: II.Finishing phase. E.K. Buttrey, F.T. McCollum III, J.C. MacDonald, and K.H. Jenkins.

Effects of wet distillers grains plus solubles concentration in steam-flaked corn-based finishing diets on nutrient digestibility. M.K. Kuebbe, K.H. Jenkins, J. Patterson, E.K. Buttrey, and J.C. MacDonald.

Effects of wet distillers grains plus solubles concentration in steam-flaked corn-based finishing diets on performance and carcass characteristics of beef steers. M.K. Luebbe, T.C. Davis, K.H. Jenkins, F.T. McCollum III, N.A. Cole and J.C. MacDonald.

The effects of metaphylaxis antibiotics on health and development of neonatal bull calves. K.G. DeHaan, G.A. Holub, and M.A. Tomaszewski.

A modified in vitro larvae migration inhibition assay using rumen fluid to evaluate H. contortus viability.
T.R. Whitney, D.R. Klein, A.E. Lee, C.B. Scott, and T.M. Craig.

Accuracy of real-time ultrasound for body composition traits for evaluating carcass traits in medium wool crossbred lambs. F.R.B. Ribeiro, J.A. Carter, C.A. Hughes, W.S. Ramsey, J.W. Savell, R.R. Riley, C. Sharpton, and R.G. Tait Jr.

Effects of supplemented high linoleic or linolenic oil in the diet on lipid metabolism by rumen microbes in sheep. S.H. Choi, G.W. Jin, H.G. Lee, C.W. Choi, S.S. Chang, S.B. Smith, and M.K. Song

Calcium and phosphorus requirements for maintenance and growth of Boer crossbred kids. M.H.M.R. Fernandes, K.T. Resende, L.O. Tedeschi, J.S. Fernandes Jr., and I.A.M.A. Teixeira.

Effects of pasture versus stall housing on cortisol and DHEA concentrations in young quarter horses. S.M. Garey, T.H. Friend, L.R. Berghman, A.L. Adams, and C.L. Terrill.

Influence of cattle temperament on stress hormones and IgG concentrations in Angus-cross calves. R.C. Vann, N.C. Burdick, J.G. Lyons, T.H. Welsh Jr., and R.D. Randel.

Nutritive value of North American grasses during establishment. A.E. Lee, J.P. Muir, B.D. Lambert, J.L. Reilley, and T.R. Whitney.

Adjusting milk replacer intake during heat stress and non-heat stress as a means of improving dairy calf performance. T.M Chavez, T.A. Wickersham, and G.A. Holub.

Influence of temperament on stress hormone and IgG concentrations in Brahman calves. N.C. Burdick, D.A. Neuendorff, R.C. Vann, J.G. Lyons, T.H. Welsh Jr., and R.D. Randel.

Residual feed intake selection and its effects upon pre- and postpartum changes in NEFA concentrations and body weight and condition in Brahman females. A.K. Poovey, A.N. Loyd, A.W. Lewis, D.A. Neuendorff, S.L. Morgan, L.C. Caldwell, T.D.A. Forbes, T.H. Welsh Jr., and R.D. Randel.

Neither temperament nor residual feed intake affects sexual maturity in Brahman heifers. A.N. Loyd, D.A. Neuendorff, A.W. Lewis, T.D.A. Forbes, and R.D. Randel.

Use of real-time ultrasound (RTU) measurements and carcass traits to assess internal fat in residual feed intake (RFI)-indexed Brahman bulls under grazing conditions. C.A. Hughes, J.A. Carter, T.D.A. Forbes, F.M. Rouquette Jr., L.O. Tedeschi, R.D. Randel, and F.R.B. Ribeiro.

Rumen bacterial population dynamics of steers grazing winter wheat forage and a yeast culture supplement.
D.W. Pitta, W.E. Pinchak, S.E. Dowd, J. Osterstock, V. Gontcharova, E. Youn, K. Dorton, I. Yoon, B.R. Min, J.D. Fulford, T.A. Wickersham, and D.P. Malinowski.

Expression of phosphate transporter in small intestine, kidney, and parotid salivary gland of cattle fed differing levels of phosphorus from wet distillers grains. A.P. Foote, B.D. Lambert, J.A. Brady, M.S. Brown, J.B. Osterstock, J.C. MacDonald, and N.A. Cole.

Abomasal direct infusion of L-arginine and trans-10, cis-12 conjugated linoleic acid affect to lipogenic gene expression and enzymes activities in Angus steers. S.H. Choi, G. Go, D.T. Silvey, L.A. Gilmore, K.Y. Chung, B.J. Johnson, G. Wu, and S.B. Smith.

Effects of different casein supplements on concentration of soluble non-ammonia nitrogen in the liquid phase of ruminal and omasal disgesta in Korean native steers. C.W.Choi, H.G. Lee, Y.K. Oh, S.C. Lee, M.K. Song, S.H. Choi, and S.B. Smith.

Dried distillers grains as a protein supplement to cattle consuming Bermudagrass hay. Z.J. Rambo, J.E. Sawyer, C.L. Skaggs, and T.A. Wickersham.

Prediction of rumen pH and digestibility of diets containing soybean hulls fed to ram lambs by the Small Ruminant Nutrition System. R.S. Gentil, I. Susin, A. Cannas, A.V. Pires, C.Q. Mendes, E.M. Ferreira, G.H. Rodrigues, A.S. Atzori, and L.O. Tedeschi.

Redberry juniper as a roughage source in lamb finishing rations: Wool and carcass characteristics, meat fatty acid profiles, and sensory panel traits. T.R. Whitney and C.J. Lupton.

Evaluating roughage level in lamb finishing diets containing 40% distillers dried grains: Carcass characteristics, meat fatty acid profiles, and sensory panel traits.
T.R. Whitney, M.G. Williamson, and J.K. Mceachern.

Canonical relationships of body shape of grazing bulls under tropical conditions. H.J. Fernandes, L.O. Tedeschi, M.F. Paulinno, M.O. Porto, and L.M. Paiva.

Evaluation of a distinct white Angus crossbred phenotype in southern Florida. P.G.M.A. Martins, R. Cassiolato, F. Frigoni, M.M. Salin, D.B. Araujo, M. Meneghetti, G.C. Lamb, D.G. Riley, B.H. Carter, T.H. Friend, and J.D. Arthington.

Expression of genes associated with adipocyte differentiation differs with age and adipose tissue depot during growth. G. Go, D.T. Silvey, S.H. Choi, L.A. Gilmore, G. Ghahramany, and S.B. Smith.

Comparison of RFI evaluated as heifers with RFI reevaluated again as mature cows. S.L. Morgan, D.A. Neuendorff, A.W. Lewis, J.P. Banta, T.D.A. Forbes, A.L. Loyd, and R.D. Randel.

Shade utilization and distribution of dairy cows in response to environmental conditions
. A.L. Adams, T.H. Friend, G.A. Holub, S.M. Garey, and C.L. Terrill.

Behavioral responses to feeding regimens, housing and heat stress in dairy calves.
A.L. Adams, T.H. Friend, G.A. Holub, S.M. Garey, and C.L. Terrill.

Characterization of feeding behavior traits and associations with feed efficiency in beef heifers fed a high-grain diet. E. Mendes, G. Carstens, and L. Tedeschi.

Efficacy of embryo transfer in lactating dairy cows during summer using fresh or vitrified embryos produced in-vitro with sex-sorted semen. B.M. Stewart, J. Block, P. Morelli, A.E. Navarrette, M. Amstalden, L. Bonilla, P.J. Hansen, and T.R. Bilby.

Characterization of physical factors affecting ruminal lipolytic activity in vitro. H.D. Edwards, M.D. Hardin, R.K. Miller, N.A. Krueger, R.C. Anderson, and D.J. Nisbet.

Interactions between animal age and media fatty acids on subcutaneous and intramuscular adipose tissue explants from Angus steers. D.T. Silvey, G. Go, L.A. Gilmore, S.B. Smith, B.J. Johnson, and M. Doumit.

Characterizations of feed efficiency traits and relationships with serum metabolites, cortisol and IGF-I in growing Brangus heifers. R.R. Gomez, G.E. Carstens, T.H. Welsh Jr., P.A. Lancaster, L.J. Slay, and W.K. Krueger.

Ruminal pressure and pH dynamics of bloated steers grazing winter wheat forage. W.E. Pinchak, D.W. Pitta, D.P. Malinowski, J.D. Fulford, T.A. Wickersham, and J. Coverdale.

Rumen bacterial diversity dynamics associated with changing from bermudagrass hay to grazed winter wheat diets. D.W. Pitta, W.E. Pinchak, S.E. Dowd, J. Osterstock, V. Gontcharova, E. Youn, K. Dorton, I. Yoon, B.R. Min, J.D. Fulford, T.A. Wickersham, and D.P. Malinowski.

Effect of feeding rumen undergradable intake protein on gut Camplyobacter concentrations in fed cattle. R.C. Anderson, T.A. Wickersham, W.E. Pinchak, N.A. Krueger, T.R. Callaway, T.S. Edrington, R.B. Harvey, and D.J. Nisbet.

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